OpenTechnical

OT-2026-000063694

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000063694) never changes.

Identity and time

Publication numberOT-2026-000063694 · never reused
Internal UUID01a0ae8c-f946-7413-9eeb-41e6ce7fef74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063694
StatusPUBLIC

Content hashes

Canonical text5eccdf9064602f608b4fadfa4cf5ea660a8c7b81a0c5597903c28f75b1fe9085
Markdowncfc8901adae9b274f28297aa527d2d4740a6786843d8996b0128a7d2f6907ad8
PDF
Publication pagef37d262736afa115ac80de66f4e521b74cf8a9d52a281f1bb40f9c2e1425977b
Manifest7f19773711160da1cdd4e43a781a5236311a6977d47e1a817a12569345bc097a

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureTjczpNCYMGQrW6SDFJLDndWlioDuBQctTCLSptfZApVkCDBN1CiwEd9tZe8TEhAiJ0olmiyn9g7ZwImac5/GCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:48.845503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063694
observed f37d262736afa115ac80de66f4e521b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:48.826786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063694/manifest.json
observed 7f19773711160da1cdd4e43a781a5236...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:48.809100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063694/publication.md
observed cfc8901adae9b274f28297aa527d2d47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:48.790345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063694/publication.txt
observed 5eccdf9064602f608b4fadfa4cf5ea66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.